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[stdlib] Remove a couple of obsoleted-in-4.0 methods #22123

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Merged
merged 2 commits into from
Jan 25, 2019
Merged

[stdlib] Remove a couple of obsoleted-in-4.0 methods #22123

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80f0a69
Remove a couple of obsoleted-in-4.0 methods
airspeedswift Jan 25, 2019
72c0006
Add (false positive) removals to ABI checker file
airspeedswift Jan 25, 2019
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32 changes: 0 additions & 32 deletions stdlib/public/core/MigrationSupport.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -244,26 +244,6 @@ extension String.UnicodeScalarView : _CustomPlaygroundQuickLookable {
}

//===--- Slicing Support --------------------------------------------------===//
// In Swift 3.2, in the absence of type context,
//
// someString.unicodeScalars[
// someString.unicodeScalars.startIndex
// ..< someString.unicodeScalars.endIndex]
//
// was deduced to be of type `String.UnicodeScalarView`. Provide a
// more-specific Swift-3-only `subscript` overload that continues to produce
// `String.UnicodeScalarView`.
extension String.UnicodeScalarView {
@available(swift, obsoleted: 4)
public subscript(bounds: Range<Index>) -> String.UnicodeScalarView {
Builtin.unreachable()
}

@available(swift, obsoleted: 4)
public subscript(bounds: ClosedRange<Index>) -> String.UnicodeScalarView {
Builtin.unreachable()
}
}

// @available(swift,deprecated: 5.0, renamed: "Unicode.UTF8")
public typealias UTF8 = Unicode.UTF8
Expand Down Expand Up @@ -327,11 +307,6 @@ extension Substring {
_precondition(range.upperBound <= endIndex,
"String index range is out of bounds")
}

@available(swift, obsoleted: 4)
public subscript(bounds: ClosedRange<Index>) -> String {
Builtin.unreachable()
}
}

extension Substring : _CustomPlaygroundQuickLookable {
Expand Down Expand Up @@ -567,13 +542,6 @@ extension Sequence {
) rethrows -> [ElementOfResult] {
return try _compactMap(transform)
}

@available(swift, obsoleted: 4)
public func flatMap(
_ transform: (Element) throws -> String
) rethrows -> [String] {
return try map(transform)
}
}

extension Collection {
Expand Down
4 changes: 4 additions & 0 deletions test/api-digester/Outputs/stability-stdlib-abi.swift.expected
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Expand Up @@ -78,3 +78,7 @@ Protocol SIMD has added inherited protocol Decodable
Protocol SIMD has added inherited protocol Encodable
Protocol SIMD has generic signature change from <τ_0_0 : CustomStringConvertible, τ_0_0 : ExpressibleByArrayLiteral, τ_0_0 : Hashable, τ_0_0 : SIMDStorage, τ_0_0.MaskStorage : SIMD, τ_0_0.MaskStorage.Scalar : FixedWidthInteger, τ_0_0.MaskStorage.Scalar : SignedInteger> to <τ_0_0 : CustomStringConvertible, τ_0_0 : Decodable, τ_0_0 : Encodable, τ_0_0 : ExpressibleByArrayLiteral, τ_0_0 : Hashable, τ_0_0 : SIMDStorage, τ_0_0.MaskStorage : SIMD, τ_0_0.MaskStorage.Scalar : FixedWidthInteger, τ_0_0.MaskStorage.Scalar : SignedInteger>
Protocol SIMDStorage has generic signature change from <τ_0_0.Scalar : Hashable> to <τ_0_0.Scalar : Decodable, τ_0_0.Scalar : Encodable, τ_0_0.Scalar : Hashable>

Func Sequence.flatMap(_:) has been removed
Subscript String.UnicodeScalarView.subscript(_:) has been removed
Subscript Substring.subscript(_:) has been removed